diff --git a/binaries/data/mods/official/gui/test/2_mainmenu.xml b/binaries/data/mods/official/gui/test/2_mainmenu.xml
index ce1df4eee8..171579072c 100644
--- a/binaries/data/mods/official/gui/test/2_mainmenu.xml
+++ b/binaries/data/mods/official/gui/test/2_mainmenu.xml
@@ -13,8 +13,8 @@
         <object type="empty" name="PREGAME_GUI" size="0 0 100% 100%" z="1" hidden="false">
                 <action on="Load"><![CDATA[
                         // Play main 0 A.D. theme when the main menu starts.
-                        //curr_music = newRandomSound("music", "theme");
-                        //curr_music.loop();
+                        curr_music = newRandomSound("music", "theme");
+                        curr_music.loop();
                 ]]></action>
 
                 <object type="image" name="pregame_mainmenu_background_image" sprite="pregame_mainmenu_background" size="0 0 100% 100%" z="100" hidden="false" ghost="true"/>